--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cppstdlib/stl/test/unit/unary.h	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,34 @@
+#ifndef _unary_h
+#define _unary_h
+#include <cmath>
+#include <cfloat>
+#include <functional>    //*TY 12/26/1998 - added to get unary_function
+
+#if !defined (STLPORT) || defined (_STLP_USE_NAMESPACES)
+using std::unary_function;
+#endif
+
+struct odd : public unary_function<int, bool>
+{
+//  odd() {}
+  bool operator()(int n_) const { return(n_ % 2) == 1; }
+};
+
+struct positive : public unary_function<int, bool>
+{
+  typedef int argument_type;
+  typedef bool result_type;
+//  positive() {}
+  bool operator()(int n_) const { return n_ >= 0; }
+};
+
+struct square_root : public unary_function<double, double>
+{
+  typedef double argument_type;
+  typedef double result_type;
+  square_root() {}
+  square_root(const square_root &) {}
+  double operator()(double x_) const
+  { return ::sqrt(x_); }
+};
+#endif // _unary_h